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Hair Follicle drug testing is the most accurate, long term, and hard to beat, of all laboratory drug testing. As your hair grows, any chemical substances in your body also grow out with your hair.

Other than shaving your head, there is no way to hide drugs in a hair follicle test.

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8y ago
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Q: How can I pass a hair follicle test and how long will it take for the test to be clean?
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